HP Pavilion dm4 User Manual

Component replacement procedures
This chapter provides removal and replacement procedures.
There are as many as 75 screws, in 12 different sizes, that must be removed, replaced, or loosened
when servicing the computer. Make special note of each screw size and location during removal and
replacement.
Serial number
The serial number label, located in the battery bay of the computer, provides important information
that you may need when contacting technical support.
●
Product name (1). This is the product name affixed to the front of the computer.
●
Serial number (s/n) (2). This is an alphanumeric identifier that is unique to each product.
●
Part number/Product number (p/n) (3). This number provides specific information about the
product's hardware components. The part number helps a service technician to determine what
components and parts are needed.
● Warranty period (4). This number describes the duration (in years) of the warranty period for the
computer.
●
Model description (5). This is the alphanumeric identifier used to locate documents, drivers, and
support for the computer.
40 Chapter 4 Removal and replacement procedures

HP Pavilion dm4 Specifications

General

Bus type	DMI
Stepping	C2
Tjunction	105 °C
Processor cache	3 MB
Processor cores	2
System bus rate	2.5 GT/s
Processor family	Intel® Core™ i5
Processor series	Intel Core i5-400 Series
Processor socket	BGA 1288
Processor threads	4
Processor codename	Arrandale
Processing Die size	81 mm²
Processor frequency	2.26 GHz
Processor cache type	Smart Cache
Processor lithography	32 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
PCI Express slots version	2.0
Processor boost frequency	2.53 GHz
Processor operating modes	64-bit
ECC supported by processor	No
PCI Express configurations	1x16
Thermal Design Power (TDP)	35 W
CPU multiplier (bus/core ratio)	17
Maximum number of PCI Express lanes	16
Number of Processing Die Transistors	382 M
Motherboard chipset	Intel® HM55 Express
Memory slots	2x SO-DIMM
Internal memory	3 GB
Memory clock speed	1333 MHz
Internal memory type	DDR3-SDRAM
Maximum internal memory	8 GB
Memory layout (slots x size)	1 x 1 + 1 x 2 GB
HDD interface	SATA
Storage media	HDD
Optical drive type	DVD Super Multi
Card reader integrated	Yes
Total storage capacity	500 GB
Compatible memory cards	Memory Stick (MS), MMC, MS PRO, SD, xD
Number of HDDs installed	1
Display diagonal	14 \
Display brightness	200 cd/m²
Display resolution	1366 x 768 pixels
Native aspect ratio	16:9
Contrast ratio (typical)	500:1
Display response rise/fall	8 ms
Type	PC
LightScribe	-
Disc types supported	CD-R, CD-ROM, CD-RW, DVD+R, DVD+RW, DVD-R, DVD-RAM, DVD-ROM, DVD-RW
Ethernet interface type	Gigabit Ethernet
On-board graphics card model	Intel® HD Graphics
On-board graphics card base frequency	500 MHz
On-board graphics card dynamic frequency (max)	766 MHz
Speakers manufacturer	Altec Lansing
Video capturing speed	24 fps
Front camera resolution	640 x 480 pixels
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Cabling technology	10/100/1000Base-T(X)
Networking features	Gigabit Ethernet, WLAN
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Charging port type	DC-in jack
Headphone connectivity	3.5 mm
USB 2.0 ports quantity	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0
Pointing device	Touchpad
Operating system installed	Windows 7 Home Premium
Form factor	Clamshell
Product type	Laptop
Country of origin	China
Battery life (max)	- h
Number of battery cells	6
AC adapter power	65 W
Cable lock slot type	Kensington
Processor code	SLBPM
Processor ARK ID	43537
Processor package size	rPGA 37.5x 37.5, BGA 34x28 mm
Graphics & IMC lithography	45 nm
Supported instruction sets	SSE4.1, SSE4.2
Intel® Turbo Boost Technology	1.0
Operating altitude	-15 - 3048 m
Non-operating altitude	-15 - 12192 m
Storage temperature (T-T)	-20 - 60 °C
Operating temperature (T-T)	5 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	10 - 90 %

Weight and Dimensions

Depth	228 mm
Width	340.8 mm
Weight	1990 g
Height (rear)	32.2 mm
Height (front)	25 mm
Depth (imperial)	8.98 \
Width (imperial)	13.7 \
Height (rear) (imperial)	1.26 \
Height (front) (imperial)	0.98 \